Replaced Netmiko ConnectHandler with ConnLogOnly

Author: Jerome Tissieres

requirements.txt

@@ -1 +1 @@
-netmiko>=3.3.0
+netmiko>=4.1.1

scp-multi-upload.py

@@ -6,9 +6,7 @@
 import sys
 from time import time
 from concurrent.futures import ProcessPoolExecutor, wait
-from netmiko import ConnectHandler, file_transfer
-from netmiko.ssh_exception import NetMikoAuthenticationException, NetMikoTimeoutException
-from paramiko.ssh_exception import AuthenticationException
+from netmiko import ConnLogOnly, file_transfer
 
 # --- Define the threads
 MAX_THREADS = 8
@@ -47,9 +45,15 @@ def confirm(prompt=None, resp=False):
 # --- Upload Netmiko function
 def upload_nemiko(net_device):
  print("Upload on:", HOST)
- # Create the Netmiko SSH connection
- try:
- ssh_conn = ConnectHandler(**net_device)
+
+ # Create the Netmiko SSH connection
+ ssh_conn = ConnLogOnly(**net_device)
+
+ # Test access, skip if failed
+ if ssh_conn is None:
+ print(HOST+ ": Logging in failed... skipping")
+ print(40*"-")
+ else:
  transfer_dict = {}
  transfer_dict = file_transfer(ssh_conn,
  source_file=SOURCE_FILE,
@@ -60,16 +64,6 @@ def upload_nemiko(net_device):
  print('File exists already: ',transfer_dict['file_exists'])
  print('File transferred: ',transfer_dict['file_transferred'])
  print('MD5 verified :',transfer_dict['file_verified'])
- except NetMikoTimeoutException:
- print(80*"=")
- print('Results for', HOST+':')
- print('Skipped: SSH Timed out')
- #continue
- except (AuthenticationException, NetMikoAuthenticationException):
- print(80*"=")
- print('Results for', HOST+':')
- print('Skipped: Authentication failed')
- #continue
 
 # --- Init argparse
 parser = ArgumentParser()